News Room

COLUMBUS, Ohio – October 17, 2013 – State Auto Financial Corporation (Nasdaq:STFC) will discuss its third quarter 2013 results in a conference call on Thursday, Oct. 31, 2013, at 11 a.m. ET. The company plans to release its results on Thursday, Oct. 31, 2013, before the open of regular trading on the Nasdaq Stock Market.

REPLAY: Available via either of the links above approximately one hour after the call ends

CONTACT: Larry Adeleye, 614.917.5108

State Auto Financial Corporation, headquartered in Columbus, Ohio, is a super regional property and casualty insurance holding company and is proud to be a Trusted Choice® company partner. STFC stock is traded on the NASDAQ Global Select Market, which is a segment of the NASDAQ Global Market with the highest initial listing standards of any exchange in the world.

The insurance subsidiaries of State Auto Financial Corporation are part of the State Auto Group. The State Auto Group markets its insurance products throughout the United States, through independent insurance agencies, which include retail agencies and wholesale brokers. The State Auto Group is rated A (Excellent) by the A.M. Best Company and includes State Automobile Mutual, State Auto Property & Casualty, State Auto Ohio, State Auto Wisconsin, Milbank, Meridian Security, Meridian Citizens Mutual, Patrons Mutual, Rockhill Insurance, Plaza Insurance, American Compensation and Bloomington Compensation. Additional information on State Auto Financial Corporation and the State Auto Insurance Companies can be found online at http://www.StateAuto.com/STFC.